物质的性质决定物质的用途,你认为下列物质的用途与其物理性质有关的是( )
A:氢氧化铝用于治疗胃酸过多
B:氧气用于炼钢
C:金刚石用于切割玻璃
D:小苏打用于做馒头
I'm sorry ____ (keep) you ____ (wait) for so long.
— Wow, that's great! We can borrow any from him.